243150322434222 has 128 divisors (see below), whose sum is σ = 589965272285184. Its totient is φ = 65311632384768.

The previous prime is 243150322434203. The next prime is 243150322434311. The reversal of 243150322434222 is 222434223051342.

It is a super-2 number, since 2×243150322434222² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3865498 + ... + 22388450.

It is an arithmetic number, because the mean of its divisors is an integer number (4609103689728).

Almost surely, 2^{243150322434222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243150322434222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294982636142592).

243150322434222 is an abundant number, since it is smaller than the sum of its proper divisors (346814949850962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243150322434222 is a wasteful number, since it uses less digits than its factorization.

243150322434222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18523222.

The product of its (nonzero) digits is 552960, while the sum is 39.

Adding to 243150322434222 its reverse (222434223051342), we get a palindrome (465584545485564).

The spelling of 243150322434222 in words is "two hundred forty-three trillion, one hundred fifty billion, three hundred twenty-two million, four hundred thirty-four thousand, two hundred twenty-two".